Base | Representation |
---|---|
bin | 10010101010110101… |
… | …10110001000011100 |
3 | 221212112002221210002 |
4 | 21111122312020130 |
5 | 131011344113140 |
6 | 4334324233432 |
7 | 503244252416 |
oct | 112532661034 |
9 | 27775087702 |
10 | 10023035420 |
11 | 4283818952 |
12 | 1b3883b878 |
13 | c396c43b8 |
14 | 6b123b9b6 |
15 | 3d9e0d415 |
hex | 2556b621c |
10023035420 has 24 divisors (see below), whose sum is σ = 22156184400. Its totient is φ = 3798202752.
The previous prime is 10023035417. The next prime is 10023035441. The reversal of 10023035420 is 2453032001.
It is a happy number.
It is a super-2 number, since 2×100230354202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 10023035392 and 10023035401.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13187825 + ... + 13188584.
It is an arithmetic number, because the mean of its divisors is an integer number (923174350).
Almost surely, 210023035420 is an apocalyptic number.
10023035420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10023035420 is an abundant number, since it is smaller than the sum of its proper divisors (12133148980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10023035420 is a wasteful number, since it uses less digits than its factorization.
10023035420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26376437 (or 26376435 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
Adding to 10023035420 its reverse (2453032001), we get a palindrome (12476067421).
The spelling of 10023035420 in words is "ten billion, twenty-three million, thirty-five thousand, four hundred twenty".
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